Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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A(n)
____ thunderstorm forms because of unequal heating of Earth’s surface within one air
mass. a. | frontal
mass | c. | air
mass | b. | cold
front | d. | air
pressure | | | | |
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2.
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The
rising, moist updrafts and the falling, cool downdrafts form a convection cell that produces the ____
associated with thunderstorms. a. | temperatures | c. | humidity | b. | thunder | d. | gusty surface
winds | | | | |
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3.
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Very
severe thunderstorms can form when a ____ has a large continuous supply of warm air to lift and
condense. a. | cold
front | c. | warm
front | b. | warm air mass | d. | tornado | | | | |
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4.
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When
friction between updrafts and downdrafts within a cumulonimbus cloud creates regions of air with
opposite charges, ____ forms. a. | warm air | c. | precipitation | b. | lightning | d. | ozone | | | | |
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5.
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____
are often associated with very severe thunderstorms called supercells. a. | Tornadoes | c. | Hurricanes | b. | Sea breezes | d. | Heat waves | | | | |
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6.
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A
mound of water driven toward coastal areas by hurricane winds is called a ____. a. | cyclone | c. | storm
surge | b. | supercell | d. | cold front | | | | |
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7.
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An
extended period of well-below-normal rainfall is a ____. a. | flood | c. | heat
wave | b. | drought | d. | tropical
cyclone | | | | |
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8.
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The
phenomenon in which the effects of cold air are worsened by wind is the ____. a. | supercell | c. | wind chill
factor | b. | sea breeze | d. | cold wave | | | | |
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9.
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Which
of the following conditions does NOT contribute to the formation of hail? a. | the ability of
water droplets to exist in a liquid state in parts of a cloud where the temperature is below
freezing | b. | the encounter between supercooled water droplets and ice
pellets | c. | the dissipation of warm, moist air at the Earth’s surface
by downdrafts | d. | the existence of strong updrafts and downdrafts side by side
within a cloud | | |
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Matching
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Match each item with the correct description below. a. | cold
wave | b. | drought | c. | heat wave | | |
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10.
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High
pressure associated with continental polar or arctic air
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11.
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Large, persistent high-pressure system associated with extended periods of
below-normal rainfall
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Short Answer
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12.
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Describe the formation of a frontal thunderstorm.
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13.
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Which
lettered area of the hurricane shown below would produce the greatest wind damage?
Explain.
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14.
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Describe a drought and the problems it can cause.
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Compare and contrast each pair of related terms or phrases.
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15.
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supercell, downburst
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16.
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tornado, tropical cyclone
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17.
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What
makes some thunderstorms more severe than others?
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18.
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Describe the weather pattern that causes droughts, and explain how it is similar to
the weather pattern that causes a heat wave.
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19.
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Could
a hurricane form over the northern Atlantic, off the eastern coast of Canada? Explain your
answer.
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20.
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A
Category 4 hurricane has just become a Category 5. Explain what has happened to air pressure in the
storm and the strength of its winds.
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Table
1 shows the effect on water level of a strong thunderstorm moving through the Green River area. The
normal level of Green River at Wilson Bend is about 3 m. Three houses are located near the bank of
the river along Wilson Bend. Their elevations are shown in Table 2.
Table 1
Water Level at Wilson Bend, Green River | Time | 10:00
A.M. | 11:00 A.M. | NOON | 1:00
P.M. | 2:00 P.M. | 3:00 P.M. | Water Level
(m) | 3 | 3.1 | 3.4 | 4.0 | 5.0 | 5.2 | | | | | | | |
Table
2 | House | Elevation (m) | X | 8.0 | Y | 3.5 | Z | 4.0 | | |
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21.
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Why
is the accurate forecasting of storms such as this one important?
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Problem
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22.
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Label
each illustrated stage in the development of a tropical cyclone
(hurricane).
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